20178483349

素因数分解:

${\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{631}}^1\times {\mathrm{991}}^1$

素因数の和:1729

約数の個数: 24

約数和(自身を含む): 21495401984

約数和(自身を除く): 1316918635

約数列:

[1, 23, 61, 529, 631, 991, 1403, 14513, 22793, 32269, 38491, 60451, 333799, 524239, 625321, 885293, 1390373, 14382383, 20361739, 31978579, 38144581, 330794809, 877325363, 20178483349]

約数ペア:

[(1, 20178483349), (23, 877325363), (61, 330794809), (529, 38144581), (631, 31978579), (991, 20361739), (1403, 14382383), (14513, 1390373), (22793, 885293), (32269, 625321), (38491, 524239), (60451, 333799)]